Ancient Egyptian observatory

[Imperial Dave]

https://news-artnet-com.cdn.ampproject.org/v/s/news.artnet.com/art-world/ancient-egypt-astronomical-observatory-found-2527992?amp=1&amp_gsa=1&amp_js_v=a9&usqp=mq331AQGsAEggAID#amp_tf=From%20%251%24s&aoh=17248666593898&csi=0&referrer=https%3A%2F%2Fwww.google.com&ampshare=https%3A%2F%2Fnews.artnet.com%2Fart-world%2Fancient-egypt-astronomical-observatory-found-2527992

Hopefully of interest

[Jon Freitag]

Of course! I would have enjoyed seeing a photo of the "shadow clock" as described.